112864019 has 2 divisors, whose sum is σ = 112864020. Its totient is φ = 112864018.

The previous prime is 112863997. The next prime is 112864033. The reversal of 112864019 is 910468211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112864019 is a prime.

It is a super-2 number, since 2×112864019² = 25476573569664722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (112864099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56432009 + 56432010.

It is an arithmetic number, because the mean of its divisors is an integer number (56432010).

Almost surely, 2^112864019 is an apocalyptic number.

112864019 is a deficient number, since it is larger than the sum of its proper divisors (1).

112864019 is an equidigital number, since it uses as much as digits as its factorization.

112864019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 112864019 is about 10623.7478791620. The cubic root of 112864019 is about 483.2648079890.

The spelling of 112864019 in words is "one hundred twelve million, eight hundred sixty-four thousand, nineteen".